SE446954B - Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet - Google Patents

Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet

Info

Publication number
SE446954B
SE446954B SE8501213A SE8501213A SE446954B SE 446954 B SE446954 B SE 446954B SE 8501213 A SE8501213 A SE 8501213A SE 8501213 A SE8501213 A SE 8501213A SE 446954 B SE446954 B SE 446954B
Authority
SE
Sweden
Prior art keywords
outer layer
strip
inner layer
layer
tool
Prior art date
Application number
SE8501213A
Other languages
English (en)
Swedish (sv)
Other versions
SE8501213D0 (sv
SE8501213L (da
Inventor
J Jervenkyle
P Holso
Original Assignee
Uponor Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Uponor Ab filed Critical Uponor Ab
Priority to SE8501213A priority Critical patent/SE446954B/sv
Publication of SE8501213D0 publication Critical patent/SE8501213D0/xx
Priority to PCT/SE1986/000103 priority patent/WO1986005437A1/en
Priority to US07/002,404 priority patent/US4790975A/en
Priority to DE19863690120 priority patent/DE3690120T1/de
Priority to DE3690120A priority patent/DE3690120C2/de
Priority to GB8626822A priority patent/GB2183202B/en
Priority to AU55886/86A priority patent/AU605742B2/en
Publication of SE8501213L publication Critical patent/SE8501213L/xx
Publication of SE446954B publication Critical patent/SE446954B/sv
Priority to DK534886A priority patent/DK161949C/da
Priority to FI864577A priority patent/FI80233C/fi
Priority to NO864497A priority patent/NO176393C/no
Priority to US07/283,373 priority patent/US4933134A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/20—Articles comprising two or more components, e.g. co-extruded layers the components being layers one of the layers being a strip, e.g. a partially embedded strip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2016/00—Articles with corrugations or pleats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/18—Pleated or corrugated hoses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
SE8501213A 1985-03-12 1985-03-12 Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet SE446954B (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE8501213A SE446954B (sv) 1985-03-12 1985-03-12 Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet
AU55886/86A AU605742B2 (en) 1985-03-12 1986-03-11 Method and device for extrusion of a double wall plastics pipe
DE3690120A DE3690120C2 (da) 1985-03-12 1986-03-11
US07/002,404 US4790975A (en) 1985-03-12 1986-03-11 Method and device for extrusion of a double wall plastics pipe
DE19863690120 DE3690120T1 (da) 1985-03-12 1986-03-11
PCT/SE1986/000103 WO1986005437A1 (en) 1985-03-12 1986-03-11 Method and device for extrusion of a double wall plastics pipe
GB8626822A GB2183202B (en) 1985-03-12 1986-03-11 Method and device for extrusion of a double wall plastics pipe
DK534886A DK161949C (da) 1985-03-12 1986-11-07 Fremgangsmaade og udstyr for ekstrudering af dobbelt-vaeggede plastroer med indikatorstrimmel
FI864577A FI80233C (fi) 1985-03-12 1986-11-11 Saett vid extrudering av ett dubbelvaeggigt plastroer och extruderingsverktyg foer utoevning av saettet.
NO864497A NO176393C (no) 1985-03-12 1986-11-11 Fremgangsmåte og anordning for ekstrudering av et dobbeltvegget plaströr
US07/283,373 US4933134A (en) 1985-03-12 1988-12-12 Method and device for extrusion of a double wall plastics pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8501213A SE446954B (sv) 1985-03-12 1985-03-12 Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet

Publications (3)

Publication Number Publication Date
SE8501213D0 SE8501213D0 (sv) 1985-03-12
SE8501213L SE8501213L (da) 1986-09-13
SE446954B true SE446954B (sv) 1986-10-20

Family

ID=20359462

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8501213A SE446954B (sv) 1985-03-12 1985-03-12 Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet

Country Status (9)

Country Link
US (2) US4790975A (da)
AU (1) AU605742B2 (da)
DE (2) DE3690120C2 (da)
DK (1) DK161949C (da)
FI (1) FI80233C (da)
GB (1) GB2183202B (da)
NO (1) NO176393C (da)
SE (1) SE446954B (da)
WO (1) WO1986005437A1 (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE446954B (sv) * 1985-03-12 1986-10-20 Uponor Ab Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet
US4770618A (en) * 1986-01-15 1988-09-13 Lupke Manfred Arno Alfred Extrusion die for two-ply plastic tubing
SE453374B (sv) * 1986-06-23 1988-02-01 Uponor Ab Sett att genom vermesvetsning skarva ror med en korrugerad vegg
DE4111229A1 (de) * 1991-04-08 1992-10-15 Wilhelm Hegler Vorrichtung zur herstellung von kunststoff-rohren
FI96396C (fi) * 1992-12-28 1996-06-25 Uponor Bv Menetelmä kaksikerroksisen muoviputken muodostamiseksi aineensiirtoa varten ja menetelmällä muodostettu kaksikerroksinen muoviputki
US5431866A (en) * 1994-01-27 1995-07-11 Phillips Petroleum Company Method and apparatus for positioning a pipe
US5562254A (en) * 1994-08-02 1996-10-08 Environment One Corp. Grinder pump station
US5518036A (en) * 1994-09-29 1996-05-21 Phillips Petroleum Company Multi-layer plastic pipe and method and apparatus for extrusion thereof
JP3331376B2 (ja) * 1995-02-14 2002-10-07 金尾 茂樹 ケーブル保護管
US5653555A (en) 1995-05-19 1997-08-05 Inliner, U.S.A. Multiple resin system for rehabilitating pipe
US5699838A (en) 1995-05-22 1997-12-23 Inliner, U.S.A. Apparatus for vacuum impregnation of a flexible, hollow tube
JP3120169B2 (ja) * 1996-04-10 2000-12-25 東拓工業株式会社 ワイヤーハーネス用プロテクタ
JPH09280430A (ja) * 1996-04-10 1997-10-31 Toutaku Kogyo Kk 樹脂製波形管
US6294119B1 (en) * 1997-12-26 2001-09-25 Bridgestone Corporation Production of unvulcanized tread rubber for pneumatic tires
US20040226623A1 (en) * 1999-10-12 2004-11-18 Oem/Miller, A Division Of Holm Industries Dual wall co-extruded corrugated tubing
US6142188A (en) * 1999-10-29 2000-11-07 Dayco Products, Inc. Corrugated flexible hose
CN2728745Y (zh) * 2003-01-10 2005-09-28 曼夫瑞德·A·A·鲁波克 用于模制塑料管的装置
US20060213567A1 (en) * 2005-03-25 2006-09-28 Parpart David B Non-whistling vent tube
DE102017105807B3 (de) 2017-03-17 2018-08-16 Schlemmer Holding GmbH Mehrkomponenten-Extrusionsspritzkopf, Mehrkomponenten-Extrusionsanlage und Verfahren zum Herstellen eines Verbundschlauchs

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB354837A (en) * 1930-05-17 1931-08-17 Erinoid Ltd Improvements in or relating to apparatus for extruding plastic materials
US2141776A (en) * 1933-11-03 1938-12-27 Du Pont Cellulosic structure and method for preparing same
GB728025A (en) * 1952-08-20 1955-04-13 Plastar S A Com E Ind De Mater Apparatus for the production of plates, sheets or tubes of thermoplastic materials having stripes of two or more colours
US2808617A (en) * 1952-09-05 1957-10-08 Terracini Vittorio Means for molding lengthy articles made from multi-colored plastic material
BE616115A (da) * 1961-04-10 1900-01-01
US3266093A (en) * 1964-09-14 1966-08-16 Nat Distillers Chem Corp Apparatus for producing laminated products
DE1779949C3 (de) * 1965-08-27 1974-12-19 Etimex Kunststoffwerke Gmbh, 7000 Stuttgart Verfahren und Extrudierwerkzeug zum Herstellen einer offenen oder schlauchartigen Kunststoffbahn. Ausscheidung aus: 1479151
DE1479151B2 (de) * 1965-08-27 1972-02-17 Etimex Kunststoffwerke Gmbh, 7000 Stuttgart Strangpresskopf zum herstellen einer offenen oder schlauchfoer migen kunststoffbahn mit einseitig angeordneten verschluss rippen
US3443278A (en) * 1965-10-22 1969-05-13 Rowland Products Inc Apparatus for extruding multicolored sheet material
AT325299B (de) * 1967-02-27 1975-10-10 Hegler Wilhelm Vorrichtung zur herstellung von rohren aus thermoplastischem kunststoff
GB1392291A (en) * 1971-05-19 1975-04-30 Creators Ltd Reinforced tubes of plastics or elastomeric materials
US3743456A (en) * 1971-08-20 1973-07-03 Acme Hamilton Mfg Corp Adjustable die heads for extruders and the like
CA1007015A (en) * 1971-09-27 1977-03-22 Walter J. Schrenk Coextrusion apparatus
JPS521869B2 (da) * 1972-07-11 1977-01-18
US3994646A (en) * 1974-01-25 1976-11-30 Frankische Isolierrohr-Und Metallwaren Werke Gebr. Kirchner Apparatus for producing double-walled tubes of plastic material
DE2413877C3 (de) * 1974-03-22 1979-02-01 Hegler, Wilhelm, 8730 Bad Kissingen Extrusionskopf zum kontinuierlichen Ummanteln eines Rohres oder Kabels
FR69963E (fr) * 1974-03-22 1959-01-30 Onera (Off Nat Aerospatiale) Appareil pour le dépouillement d'enregistrements
JPS5422465A (en) * 1977-07-21 1979-02-20 Teraoka Shoichi Method of molding oneebody mold goods from plural members
US4296157A (en) * 1978-12-05 1981-10-20 Conti Allen C Tube with weakened side wall segment
US4248824A (en) * 1979-01-24 1981-02-03 Alcan Aluminum Corporation Method and apparatus for striping extruded polymer products
US4540537A (en) * 1979-03-30 1985-09-10 Union Carbide Corporation Method and extruding die apparatus for producing a plastic closure strip
US4276250A (en) * 1979-10-29 1981-06-30 Sherwood Medical Industries, Inc. Apparatus and method for producing tubular extrusions having axial sections of materials having different characteristics
US4312383A (en) * 1980-04-21 1982-01-26 Dayco Corporation Hose construction and apparatus for and method of making same
US4330497A (en) * 1981-01-19 1982-05-18 Sherwood Medical Industries Inc. Method of making grooved plastic medical tubing
DE3122043C2 (de) * 1981-05-29 1984-06-14 Mannesmann AG, 4000 Düsseldorf Verfahren zum Ummanteln eines Stahlrohres
US4562023A (en) * 1981-08-18 1985-12-31 Dynamit Nobel Aktiengesellschaft Process and apparatus for producing a synthetic resin sheet having a colored band of varying color intensity
CA1172813A (en) * 1982-06-16 1984-08-21 Lupke, Manfred A. A. Apparatus for producing multi-walled thermoplastic tubing
SE446954B (sv) * 1985-03-12 1986-10-20 Uponor Ab Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet
KR960009454B1 (en) * 1987-06-03 1996-07-19 Ericssonge Ge Mobile Communica Public tracking system

Also Published As

Publication number Publication date
FI864577A0 (fi) 1986-11-11
NO176393B (no) 1994-12-19
DK161949C (da) 1992-02-03
WO1986005437A1 (en) 1986-09-25
SE8501213D0 (sv) 1985-03-12
GB8626822D0 (en) 1986-12-10
NO864497D0 (no) 1986-11-11
US4790975A (en) 1988-12-13
DK534886D0 (da) 1986-11-07
FI80233B (fi) 1990-01-31
FI80233C (fi) 1990-05-10
NO176393C (no) 1995-03-29
NO864497L (no) 1987-01-09
DE3690120C2 (da) 1993-02-18
FI864577A (fi) 1986-11-11
US4933134A (en) 1990-06-12
AU5588686A (en) 1986-10-13
SE8501213L (da) 1986-09-13
GB2183202A (en) 1987-06-03
DE3690120T1 (da) 1987-04-23
GB2183202B (en) 1989-07-05
DK534886A (da) 1986-11-12
AU605742B2 (en) 1991-01-24
DK161949B (da) 1991-09-02

Similar Documents

Publication Publication Date Title
SE446954B (sv) Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet
US7108205B1 (en) Drip irrigation system employing parallel adjacent flowpaths
US4095750A (en) Water conduit
US4984739A (en) Drip irrigation hose
IL143253A (en) A drip irrigation hose with water drip points at a different rate
US5106021A (en) Irrigation device
GB2125924A (en) Irrigation pipe
DK0656824T3 (da) Fordelerhoved til fremstilling af et rørformet profil af en eller flere strømme af ekstruderet termoplastisk materiale
EP1122050B1 (de) Vorrichtung zum kalibrierenden Abkühlen eines stranggepressten Kunststoffprofils
WO2016186333A1 (ko) 식물재배용 회전분출식 분수 호스
DE50004143D1 (de) Extrusionskopf für das Blasformen von Hohlkörpern aus thermoplastischem Kunststoff
DE102017111056B4 (de) Verbundschlauch und Verfahren
CS229932B2 (en) Production method of belt markings and eguipment to perform this method
ATE260747T1 (de) Sperrmittel zur steuerung des durchflusses eines fliessfähigen mediums
ATE497873T1 (de) Strömungsverteiler für ein strangpresswerkzeug einer rohrextrusionsdüse mit fernbedientem extruder
SE522788C2 (sv) Förfarande och anordning för anordnade av optofiber
US821152A (en) Means to sprinkle crude oil on dusty roads.
JPH0839648A (ja) 合わせガラス用中間膜の製造方法
DK0444224T3 (da) Reguleringsindretning til et ekstruder-dysehoved
DE20122288U1 (de) Vorrichtung zum kalibrierenden Abkühlen eines stranggepreßten Kunststoffprofils
JPS6036352Y2 (ja) 潅水ホ−ス
JPH0819342A (ja) ハウス栽培における地中根域給水ホースの構造
JP2007330210A (ja) 散水チューブ
SE9701831D0 (sv) Munstycke för filmextrudering
JPS60183119A (ja) 単層異色又は異種合成樹脂フィルムの製造装置

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8501213-6

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 8501213-6

Format of ref document f/p: F